package operation;

import book.Book;
import book.BookList;

import java.util.Scanner;

public class ReturnOperation implements IOperation{
    @Override
    public void work(BookList bookList) {
        System.out.println("归还一本书");
        System.out.println("请输入你要归还的图书名称：");
        Scanner sca = new Scanner(System.in);
        String bookName = sca.nextLine();
        int currentSize = bookList.getUsedSize();

        for(int i = 0; i < currentSize; i++){
            Book book = bookList.getBook(i);
            if(book.getName().equals(bookName) && book.getLend()){
                bookList.getBook(i).setLend(false);
                System.out.println("归还成功!");
                return;
            }
        }

        

        System.out.println("这不是图书馆的书!");
    }
}
